FRANCE: Basin de Paris, Eocene 53
Neritoidea

Neritopsis acutispira Neritopsis acutispira
Neritopsis acutispira (10 mm), colno 9671
Bartonian
Neritopsis acutispira (16 mm), colno 7091
Lutetian
Neritopsis parisiensis Nerita granulosa
Neritopsis parisiensis (33 mm), colno 8739
Bartonian
Nerita granulosa (22 mm), colno 23281
Bartonian
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Lepidopleurina Ischnochitonina Chitonina Nautiloidea Coleoidea Dentaliida Gadilimorpha Patelloidea Fissurelloidea Pleurotomarioidea
Trochoidea Cirroidea Neritoidea Stromboidea Rissooidea Tornoidea Ampullarioidea Cyclophoroidea Cerithioidea Vermetoidea
Littorinoidea Vanikoroidea Xenophoroidea Ptenoglossa Janthinoidea Eulimoidea Buccinoidea Columbelloidea Conoidea
Mitroidea Volutoidea Muricoidea Naticoidea Cypraeoidea Lamellarioidea Calyptraeoidea Tonnoidea Ficoidea
Rissoelloidea Architectonicoidea Pyramidelloidea Valvatoidea Acteonoidea Bulloidea Aplysioidea Pleurobranchioidea Spiratelloidea
Ellobioidea Siphonarioidea Lyumnaeoidea Physoidea Planorbioidea Oleacinoidea Succineoidea Vitrinoidea Bivalvia